A library for setting up Ruby objects as test data.

A Ruby/Rack web server built for parallelism

A Ruby gem to load environment variables from `.env`.

Simple, but flexible HTTP client library, with support for multiple backends.

Sequel: The Database Toolkit for Ruby

A modular Ruby web server interface.

Code coverage for Ruby with a powerful configuration library and automatic merging of coverage across test suites

EventMachine: fast, simple event-processing library for Ruby programs

Typhoeus wraps libcurl in order to make fast and reliable requests.

minitest provides a complete suite of testing facilities supporting TDD, BDD, mocking, and benchmarking.

RSpec meta-gem that depends on the other components

All sorts of useful information about every country packaged as convenient little country objects. It includes data from ISO 3166 (countries and states/subdivisions ), ISO 4217 (currency), and E.16…

A fast background processing framework for Ruby and RabbitMQ

Routing Tree Web Toolkit

Data mapping and persistence toolkit for Ruby

Seamlessly adds a Swagger to Rails-based API's

A Ruby language server.

Ruby JSON Schema Validator

Addressable is an alternative implementation to the URI implementation that is part of Ruby's standard library. It is flexible, offers heuristic parsing, and additionally provides extensive support…

Easy Diffing in Ruby

a unified interface to key/value stores

Reactive Extensions for Ruby

A RuboCop extension focused on enforcing Rails best practices and coding conventions.

A framework to implement robust multiprocess servers like Unicorn

Ruby daemons gem official repository

Ruby logger that writes logstash events

Generate OpenAPI schema from RSpec request specs

Ruby GetText, but 12x faster + 530x less garbage + simple + clean namespace + threadsafe + extendable + multiple backends

A request/response rewriting HTTP proxy. A Rack app.

Benchmark some Ruby web microframeworks, just for fun